k+3=2k-4 - solution

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Solution for k+3=2k-4 equation:

k in (-oo:+oo)

k+3 = 2*k-4 // - 2*k-4

k-(2*k)+3+4 = 0

k-2*k+3+4 = 0

7-k = 0 // - 7

-k = -7 // * -1

k = 7

k = 7

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